Konstantin Demin
8cbaf1dea2
3rd patchs (in alphabetical order): - bbr3 - ntsync5 - openwrt - pf-kernel - xanmod - zen no configuration changes for now
63 lines
2.3 KiB
Diff
63 lines
2.3 KiB
Diff
From f41037c4ee33dd201c1750727daa390a3f652516 Mon Sep 17 00:00:00 2001
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From: Alexandre Frade <kernel@xanmod.org>
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Date: Tue, 31 Mar 2020 13:32:08 -0300
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Subject: [PATCH 16/19] XANMOD: cpufreq: tunes ondemand and conservative
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governor for performance
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Signed-off-by: Alexandre Frade <kernel@xanmod.org>
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---
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drivers/cpufreq/cpufreq_conservative.c | 8 ++++----
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drivers/cpufreq/cpufreq_ondemand.c | 8 ++++----
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2 files changed, 8 insertions(+), 8 deletions(-)
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--- a/drivers/cpufreq/cpufreq_conservative.c
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+++ b/drivers/cpufreq/cpufreq_conservative.c
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@@ -28,8 +28,8 @@ struct cs_dbs_tuners {
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};
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/* Conservative governor macros */
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-#define DEF_FREQUENCY_UP_THRESHOLD (80)
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-#define DEF_FREQUENCY_DOWN_THRESHOLD (20)
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+#define DEF_FREQUENCY_UP_THRESHOLD (63)
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+#define DEF_FREQUENCY_DOWN_THRESHOLD (26)
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#define DEF_FREQUENCY_STEP (5)
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#define DEF_SAMPLING_DOWN_FACTOR (1)
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#define MAX_SAMPLING_DOWN_FACTOR (10)
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@@ -47,9 +47,9 @@ static inline unsigned int get_freq_step
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}
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/*
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- * Every sampling_rate, we check, if current idle time is less than 20%
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+ * Every sampling_rate, we check, if current idle time is less than 37%
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* (default), then we try to increase frequency. Every sampling_rate *
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- * sampling_down_factor, we check, if current idle time is more than 80%
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+ * sampling_down_factor, we check, if current idle time is more than 74%
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* (default), then we try to decrease frequency
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*
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* Frequency updates happen at minimum steps of 5% (default) of maximum
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--- a/drivers/cpufreq/cpufreq_ondemand.c
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+++ b/drivers/cpufreq/cpufreq_ondemand.c
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@@ -18,10 +18,10 @@
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#include "cpufreq_ondemand.h"
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/* On-demand governor macros */
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-#define DEF_FREQUENCY_UP_THRESHOLD (80)
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-#define DEF_SAMPLING_DOWN_FACTOR (1)
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+#define DEF_FREQUENCY_UP_THRESHOLD (63)
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+#define DEF_SAMPLING_DOWN_FACTOR (100)
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#define MAX_SAMPLING_DOWN_FACTOR (100000)
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-#define MICRO_FREQUENCY_UP_THRESHOLD (95)
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+#define MICRO_FREQUENCY_UP_THRESHOLD (70)
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#define MIN_FREQUENCY_UP_THRESHOLD (1)
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#define MAX_FREQUENCY_UP_THRESHOLD (100)
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@@ -128,7 +128,7 @@ static void dbs_freq_increase(struct cpu
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}
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/*
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- * Every sampling_rate, we check, if current idle time is less than 20%
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+ * Every sampling_rate, we check, if current idle time is less than 37%
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* (default), then we try to increase frequency. Else, we adjust the frequency
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* proportional to load.
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*/
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